Warta in the context of "Częstochowa"

Poznań (Polish: [ˈpɔznaj̃] or [ˈpɔznaɲ] ) is a city on the River Warta in west Poland, within the Greater Poland region. The city is an important cultural and business center and one of Poland's most populous regions with many regional customs such as Saint John's Fair (Jarmark Świętojański), traditional Saint Martin's croissants and a local dialect. Among its most important heritage sites are the Renaissance Old Town, Town Hall and Poznań Cathedral.

Poznań is the fifth-largest city in Poland. As of 2023, the city's population is 540,146, while the Poznań metropolitan area (Metropolia Poznań) comprising Poznań County and several other communities is inhabited by over 1.029 million people. It is one of four historical capitals of medieval Poland and the ancient capital of the Greater Poland region, currently the administrative capital of the province called Greater Poland Voivodeship.

The Oder (/ˈoʊdər/ OH-dər; Czech and Polish: Odra) is a river in Central Europe. It is Poland's second-longest river and third-longest within its borders after the Vistula and its largest tributary the Warta. The Oder rises in the Czech Republic and flows 742 kilometres (461 mi) through western Poland, later forming 187 kilometres (116 mi) of the border between Poland and Germany as part of the Oder–Neisse line. The river ultimately flows into the Szczecin Lagoon north of Szczecin and then into three branches (the Dziwna, Świna and Peene) that empty into the Bay of Pomerania of the Baltic Sea.

Sieradz [ˈɕɛrat͡s] (Latin: Siradia,German: 1941-45 Schieratz) is a city on the Warta river in central Poland with 40,891 inhabitants (2021). It is the seat of the Sieradz County, situated in the Łódź Voivodeship. Sieradz is a capital of the historical Sieradz Land.

Sieradz is one of the oldest cities in Poland. It was an important city of medieval Poland, thrice being a location for the election of the Polish monarchs. Polish Kings chaired six assemblies from here. Historically, it was the capital of the Duchy of Sieradz (1263-1339), Sieradz Voivodeship (1339–1793), and Sieradz Voivodeship (1975–1998). It is located on the Route of the Heroes of the Battle of Warsaw 1920, the main highway connecting Wrocław with Łódź, Warsaw and Białystok.

53°08′22″N 17°45′53″E / 53.139435°N 17.764793°E / 53.139435; 17.764793

Bydgoszcz Canal (Polish: Kanał Bydgoski, German: Bromberger Kanal) is a canal between the cities of Bydgoszcz and Nakło nad Notecią in Poland. It is 24.7 km long and connects the Vistula river with the Oder river, through the Brda and Noteć rivers (the latter ending in the Warta river which itself ends in the Oder). The level difference along the canal is regulated by 6 locks. The canal was built in 1772–1775 on the order of King Frederick II of Prussia after the First Partition of Poland.

The Noteć (Polish pronunciation: [ˈnɔtɛtɕ] ; German: Netze, Latin: Natissis) is a river in central Poland with a length of 391 km (243 mi) (7th longest) and a basin area of 17,302 km (6,680 mi). It is the largest tributary of the Warta river and lies completely within Poland.

The Prosna is a river in central Poland, in the Oder river basin. The Prosna is a left tributary of the Warta river (near Pyzdry), with a length of 227 kilometres and a basin area of 4,917 km (all in Poland). Until 1918, it marked the westernmost border of the Russian Empire. The towns of Kalisz and Chocz were right on the old frontier. After the proclamation of the second Polish Republic it marked the border between interwar Germany and Poland.